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EP 4 505 534 A1

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(43) Date of publication: 12.02.2025 Bulletin 2025/07 (21) Application number: 23805647.7 (22) Date of filing: 31.10.2023

(51) International Patent Classification (IPC):  H01M 4/134(2010.01) H01M 4/36(2006.01) H01M 10/05(2010.01) H01M 4/02(2006.01) H01M 4/1395(2010.01) H01M 4/38(2006.01) H01M 10/052(2010.01) (52) Cooperative Patent Classification (CPC): H01M 2004/021; H01M 4/134; H01M 4/1395; H01M 4/362; H01M 4/364; H01M 4/386; H01M 10/052; Y02E 60/10 (86) International application number: PCT/GB2023/052847 (87) International publication number: WO 2024/094994 (10.05.2024 Gazette 2024/19)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 31.10.2022 GB 202216144 (71) Applicant: Nexeon Limited Abingdon, Oxfordshire OX14 4SB (GB)	(72) Inventors: MASON, Charles Abingdon, Oxfordshire OX14 4SB (GB) FRIEND, Chris Abingdon, Oxfordshire OX14 4SB (GB) SERRA MORENO, Judit Abingdon, Oxfordshire OX14 4SB (GB) (74) Representative: Gill Jennings & Every LLP  The Broadgate Tower 20 Primrose Street London EC2A 2ES London EC2A 2ES (GB)